PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/02-23:13:10
G10     267.7          39.8               10.8 +/-    1.11      15.8 +/-    1.11  0.110 / 0.190
G13     41.4           17.0                6.9 +/-    0.89      16.2 +/-    0.89  0.100 / 0.160
G15     58.7           48.5                8.5 +/-    0.78      10.9 +/-    0.78  0.050 / 0.070
G16     279.1          12.4                9.1 +/-    2.13      24.0 +/-    2.13  0.050 / 0.070
G20     298.1          60.2                9.0 +/-    0.53      10.2 +/-    0.53  0.210 / 0.410
G21     1.8            71.4                9.7 +/-    0.49      10.2 +/-    0.49  0.180 / 0.430
G24     121.2          14.3               10.2 +/-    3.08      25.9 +/-    3.08  0.040 / 0.050
G27     319.0          18.5                7.7 +/-    1.10      17.5 +/-    1.10  0.040 / 0.040
G29     167.0          30.8               11.4 +/-    2.02      19.7 +/-    2.02  0.090 / 0.260